TL1431中文资料可调电压参考数据手册ST规格书

描述 Description

The TL1431 is a adjustable shunt voltage reference with guaranteed temperature stability over the entire operating temperature range.

The output voltage may be set to any value between 2.5 V and 36 V with two external resistors.

The TL1431 operates with a wide current range from 1 to 100 mA with a typical dynamic impedance of 0.2 Ω.

特性 Features

• Adjustable output voltage: VREF to 36 V
• Sink current capability: 1 to 100 mA
• Typical output impedance: 0.22 Ω
• 0.4% and 0.25% voltage precision
• Automotive temp. range - 40 °C to +125 °C

简介

TL1431属于集成电路（IC）的电压基准。由制造生产的TL1431电压基准产品属于基准电压源系列，可通过相对较不稳定的电源提供稳定的电势，电压值始终保持恒定，以便在测量、控制和类似应用中用作比较的标准。其功能行为可能与用于大功率调节的线性稳压器相似，但基准电压源器件却不适合用于此类用途。用作比较标准时，若输出电流容量或实际负载电流增大，其性能通常会降低。